.fa {
    display: flex;
    width: 500px;
    height: 50px;
    justify-content: space-between;
}

.cz {
    display: flex;
    width: 100px;
    height: 50px;
    box-sizing: border-box;
    border: 1px solid black;
    text-align: center;
    align-items: center;
    line-height: 50px;
}

.son {
    width: 100px;
    height: 50px;
    box-sizing: border-box;
    border: 1px solid black;
    text-align: center;
    line-height: 50px;
}

.jj {
    width: 20px;
    height: 20px;
    border: 1px solid black;
    line-height: 20px;
    text-align: center;
}